Department of Botany,
Bharathiar University, Coimbatore - 641 046
Ramalina intermedia (Delise ex Nyl.) Nyl.
Family :
Ramalinaceae
Nyl., Flora, Regensburg 56: 66 (1873)
Basionym: Ramalina minuscula var. intermedia Delise ex Nyl. 1870
ID :
BU/BRL/2022/036
Thallus :
Fruticose, caespitose, up to 3 cm long
Lobes :
Sparingly branched from a narrow holdfast branches: flat, +dorsiventral or subcylindrical, irregular in thickness in cross section, tips often ending in soralia, up to 1.5 mm wide
Upper Side:
Greenish yellow, shiny, smooth, sorediate
Isidia :
Granular, sub corticate, usually with isidioid branchlets, in subterminal or marginal soralia that are 0.4-0.5 mm in diam. pseudocyphellae: occasional, ellipsoid, laminal, +depressed, often forming soredia
Lower Side :
Thin; chondroid strands: continuous, cracked
Medulla :
Not observed
Apothecia :
Ascospores :
Cortex K-, C-, KC+ yellow, P-; medulla K-, C-, KC-, P- Secondary metabolites: cortex with usnic acid (major); medulla with homosekikaic acid (major), sekikaic acid (major) 4'-O-methylnorhomosekikaic acid (minor)
Chemistry :
